The primary structure responsible for pumping blood for c...
The primary structure responsible for pumping blood for circulation through the mammalian circulatory systems is the
veins
right auricle
arteries
left ventricle
Correct answer is D
The left ventricle pumps the oxygen-rich blood through the aortic valve out to the rest of the body.
The essential structural difference between hydra and tapeworm is that while Hydra ...
Which of following is NOT involved in the transport of substance in the body? ...
The pioneer organisms in ecological succession are usually the ...
Deoxygenated blood is transported to the lungs through the ...
Monocot root differs from dicot root in having ...
The rate of diffusion of molecules between two media will be higher if_________? ...
Which of the following is not an aquatic habitat? ...
Which of the following processes removes carbon from the atmosphere? ...